<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>ERROR</title>
    <style type="text/css">
         html,body {
            background: linear-gradient(to bottom, #fff1eb 0%, #ace0f9 100%);
            width: 100%;
            height: 100%;
        }
    </style>
</head>
<body style="text-align: center;margin: auto">
<h2>ERROR</h2>
<br>
<br>
<p>操作错误</p>
</body>
</html>